.container{
    display:grid;
    grid-template-rows: repeat(3,1fr);
    grid-template-columns:repeat(3,1fr);
    border: 1px solid;
}


.item{
    grid-row-start: 1;
    grid-row-end: 3;
    grid-column-start: 3;
    grid-column-end: 4;
    border: 1px solid red;
}